1442324385793 has 4 divisors (see below), whose sum is σ = 1527166996740. Its totient is φ = 1357481774848.

The previous prime is 1442324385791. The next prime is 1442324385833. The reversal of 1442324385793 is 3975834232441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1298886457969 + 143437927824 = 1139687^2 + 378732^2 .

It is a cyclic number.

It is not a de Polignac number, because 1442324385793 - 2¹ = 1442324385791 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1442324385791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42421305448 + ... + 42421305481.

It is an arithmetic number, because the mean of its divisors is an integer number (381791749185).

Almost surely, 2^{1442324385793} is an apocalyptic number.

It is an amenable number.

1442324385793 is a deficient number, since it is larger than the sum of its proper divisors (84842610947).

1442324385793 is an equidigital number, since it uses as much as digits as its factorization.

1442324385793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84842610946.

The product of its digits is 17418240, while the sum is 55.

The spelling of 1442324385793 in words is "one trillion, four hundred forty-two billion, three hundred twenty-four million, three hundred eighty-five thousand, seven hundred ninety-three".